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<div class="subTitle">org.apache.commons.math3.fitting</div>
<h2 title="Class WeightedObservedPoints" class="title">Class WeightedObservedPoints</h2>
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<pre>public class <span class="strong">WeightedObservedPoints</span>
extends <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>
implements <a href="http://docs.oracle.com/javase/6/docs/api/java/io/Serializable.html?is-external=true" title="class or interface in java.io">Serializable</a></pre>
<div class="block">Simple container for weighted observed points used
 in <a href="../../../../../org/apache/commons/math3/fitting/AbstractCurveFitter.html" title="class in org.apache.commons.math3.fitting"><code>curve fitting</code></a> algorithms.</div>
<dl><dt><span class="strong">Since:</span></dt>
  <dd>3.3</dd>
<dt><span class="strong">Version:</span></dt>
  <dd>$Id: WeightedObservedPoints.java 1516875 2013-08-23 15:01:33Z erans $</dd>
<dt><span class="strong">See Also:</span></dt><dd><a href="../../../../../serialized-form.html#org.apache.commons.math3.fitting.WeightedObservedPoints">Serialized Form</a></dd></dl>
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<td class="colOne"><code><strong><a href="../../../../../org/apache/commons/math3/fitting/WeightedObservedPoints.html#WeightedObservedPoints()">WeightedObservedPoints</a></strong>()</code>&nbsp;</td>
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<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/commons/math3/fitting/WeightedObservedPoints.html#add(double, double)">add</a></strong>(double&nbsp;x,
   double&nbsp;y)</code>
<div class="block">Adds a point to the sample.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/commons/math3/fitting/WeightedObservedPoints.html#add(double, double, double)">add</a></strong>(double&nbsp;weight,
   double&nbsp;x,
   double&nbsp;y)</code>
<div class="block">Adds a point to the sample.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/commons/math3/fitting/WeightedObservedPoints.html#add(org.apache.commons.math3.fitting.WeightedObservedPoint)">add</a></strong>(<a href="../../../../../org/apache/commons/math3/fitting/WeightedObservedPoint.html" title="class in org.apache.commons.math3.fitting">WeightedObservedPoint</a>&nbsp;observed)</code>
<div class="block">Adds a point to the sample.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/commons/math3/fitting/WeightedObservedPoints.html#clear()">clear</a></strong>()</code>
<div class="block">Removes all observations from this container.</div>
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<tr class="altColor">
<td class="colFirst"><code><a href="http://docs.oracle.com/javase/6/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;<a href="../../../../../org/apache/commons/math3/fitting/WeightedObservedPoint.html" title="class in org.apache.commons.math3.fitting">WeightedObservedPoint</a>&gt;</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/commons/math3/fitting/WeightedObservedPoints.html#toList()">toList</a></strong>()</code>
<div class="block">Gets a <em>snapshot</em> of the observed points.</div>
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</tr>
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<h3>Methods inherited from class&nbsp;java.lang.<a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></h3>
<code><a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#clone()" title="class or interface in java.lang">clone</a>, <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#equals(java.lang.Object)" title="class or interface in java.lang">equals</a>, <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#finalize()" title="class or interface in java.lang">finalize</a>, <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#getClass()" title="class or interface in java.lang">getClass</a>, <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#hashCode()" title="class or interface in java.lang">hashCode</a>, <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#notify()" title="class or interface in java.lang">notify</a>, <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#notifyAll()" title="class or interface in java.lang">notifyAll</a>, <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#toString()" title="class or interface in java.lang">toString</a>, <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#wait()" title="class or interface in java.lang">wait</a>, <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#wait(long)" title="class or interface in java.lang">wait</a>, <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#wait(long, int)" title="class or interface in java.lang">wait</a></code></li>
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<h4>WeightedObservedPoints</h4>
<pre>public&nbsp;WeightedObservedPoints()</pre>
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<h4>add</h4>
<pre>public&nbsp;void&nbsp;add(double&nbsp;x,
       double&nbsp;y)</pre>
<div class="block">Adds a point to the sample.
 Calling this method is equivalent to calling
 <code>add(1.0, x, y)</code>.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>x</code> - Abscissa of the point.</dd><dd><code>y</code> - Observed value  at <code>x</code>. After fitting we should
 have <code>f(x)</code> as close as possible to this value.</dd><dt><span class="strong">See Also:</span></dt><dd><a href="../../../../../org/apache/commons/math3/fitting/WeightedObservedPoints.html#add(double, double, double)"><code>add(double, double, double)</code></a>, 
<a href="../../../../../org/apache/commons/math3/fitting/WeightedObservedPoints.html#add(org.apache.commons.math3.fitting.WeightedObservedPoint)"><code>add(WeightedObservedPoint)</code></a>, 
<a href="../../../../../org/apache/commons/math3/fitting/WeightedObservedPoints.html#toList()"><code>toList()</code></a></dd></dl>
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<h4>add</h4>
<pre>public&nbsp;void&nbsp;add(double&nbsp;weight,
       double&nbsp;x,
       double&nbsp;y)</pre>
<div class="block">Adds a point to the sample.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>weight</code> - Weight of the observed point.</dd><dd><code>x</code> - Abscissa of the point.</dd><dd><code>y</code> - Observed value  at <code>x</code>. After fitting we should
 have <code>f(x)</code> as close as possible to this value.</dd><dt><span class="strong">See Also:</span></dt><dd><a href="../../../../../org/apache/commons/math3/fitting/WeightedObservedPoints.html#add(double, double)"><code>add(double, double)</code></a>, 
<a href="../../../../../org/apache/commons/math3/fitting/WeightedObservedPoints.html#add(org.apache.commons.math3.fitting.WeightedObservedPoint)"><code>add(WeightedObservedPoint)</code></a>, 
<a href="../../../../../org/apache/commons/math3/fitting/WeightedObservedPoints.html#toList()"><code>toList()</code></a></dd></dl>
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<h4>add</h4>
<pre>public&nbsp;void&nbsp;add(<a href="../../../../../org/apache/commons/math3/fitting/WeightedObservedPoint.html" title="class in org.apache.commons.math3.fitting">WeightedObservedPoint</a>&nbsp;observed)</pre>
<div class="block">Adds a point to the sample.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>observed</code> - Observed point to add.</dd><dt><span class="strong">See Also:</span></dt><dd><a href="../../../../../org/apache/commons/math3/fitting/WeightedObservedPoints.html#add(double, double)"><code>add(double, double)</code></a>, 
<a href="../../../../../org/apache/commons/math3/fitting/WeightedObservedPoints.html#add(double, double, double)"><code>add(double, double, double)</code></a>, 
<a href="../../../../../org/apache/commons/math3/fitting/WeightedObservedPoints.html#toList()"><code>toList()</code></a></dd></dl>
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<h4>toList</h4>
<pre>public&nbsp;<a href="http://docs.oracle.com/javase/6/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;<a href="../../../../../org/apache/commons/math3/fitting/WeightedObservedPoint.html" title="class in org.apache.commons.math3.fitting">WeightedObservedPoint</a>&gt;&nbsp;toList()</pre>
<div class="block">Gets a <em>snapshot</em> of the observed points.
 The list of stored points is copied in order to ensure that
 modification of the returned instance does not affect this
 container.
 Conversely, further modification of this container (through
 the <code>add</code> or <code>clear</code> methods) will not affect the
 returned list.</div>
<dl><dt><span class="strong">Returns:</span></dt><dd>the observed points, in the order they were added to this
 container.</dd><dt><span class="strong">See Also:</span></dt><dd><a href="../../../../../org/apache/commons/math3/fitting/WeightedObservedPoints.html#add(double, double)"><code>add(double, double)</code></a>, 
<a href="../../../../../org/apache/commons/math3/fitting/WeightedObservedPoints.html#add(double, double, double)"><code>add(double, double, double)</code></a>, 
<a href="../../../../../org/apache/commons/math3/fitting/WeightedObservedPoints.html#add(org.apache.commons.math3.fitting.WeightedObservedPoint)"><code>add(WeightedObservedPoint)</code></a></dd></dl>
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<h4>clear</h4>
<pre>public&nbsp;void&nbsp;clear()</pre>
<div class="block">Removes all observations from this container.</div>
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